Home / 11,077.92-16,619.70-3,682.42

Finding the Fourth Proportional to 11,077.92, 16,619.70 and 3,682.42

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Solution

The fourth proportional to 11,077.92, 16,619.70 and 3,682.42 is: 5,524.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,077.92 : 16,619.70 = 3,682.42 : x
  2. Step 2: Convert to fraction form
    11,077.92/16,619.70 = 3,682.42/x
  3. Step 3: Cross multiply
    11,077.92x = 16,619.70 × 3,682.42
  4. Step 4: Simplify right side
    11,077.92x = 61,200,715.67
  5. Step 5: Solve for x
    x = 61,200,715.67/11,077.92
  6. Step 6: Final answer
    x = 5,524.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.